Voice and Standards
Essay specific features
Written by:
Nicholas W
Date added:
March 2, 2013
Level:
University
Grade:
B
No of pages / words:
4 / 852
Was viewed:
79 times
Rating of current essay:
Essay content:
Before DTMF's introduction in 1963, most calls within the phone system were dialed using pulse signals, also called "rotary dialing". This form of dialing used to take approximately 11.3 seconds to dial a 10-digit phone number using rotary pulses. When DTMF was introduced, a ten-digit phone number can be dialed within or less than a second...
displayed 300 characters
Custom written essay
All essays are written from scratch by professional writers according to your instructions and delivered to your email on time. Prices start from $11.99/page
Order custom paperFull essays database
You get access to all the essays and can view as many of them as you like for as little as $28.95/month
Buy database accessOrder custom writing paper now!
- Your research paper is written
by certified writers - Your requirements and targets are
always met - You are able to control the progress
of your writing assignment - You get a chance to become an
excellent student!
Get a price guote
When DTMF was introduced, a ten-digit phone number can be dialed within or less than a second. DTMF makes telephone communications more efficient because it resulted in faster call set-ups by the central office (Dodd, 1999).
Wide Area Telephone Service vs. Leased Lines
WATS (Wide Area Telephone Service) is a telephone service that offer fixed-rate long-distance phone service for businesses...
displayed next 300 characters
General issues of this essay:
Related essays:
-
2 pages, 506 words
-
1 pages, 126 words
-
3 pages, 768 words
-
2 pages, 341 words
-
3 pages, 561 words
-
2 pages, 477 words
-
4 pages, 852 words
